Question

On a competition A, B & C had to climb to a mountain, who ever climb first will win the trophy.
A & B Started climbing first. C started climbing 20min in delay. B decided to take break of 5 min to drink mountain dew. While A continued to climb. After 65min B was close to catch A. If there was a condition to finish the race in 75min. Who should have climb the mountain first?​

Answer 1

C win the race first to climb the mountain